DesignSpark Mechanical vs TweakCAD
| DesignSpark Mechanical | TweakCAD | |
|---|---|---|
| Free trial | Yes | |
| Platforms | Windows | self-hosted, Web |
| Free plan | Yes | Yes |
| Modeling method | direct | parametric |
| Assembly design | Yes | |
| Sheet-metal tools | No | |
| Surface modeling | Yes | |
| Cloud collaboration | No | Yes |
| Supported platforms | Windows 10 (64-bit), Windows 11 (64-bit), Windows Server 2016 and 2019 (64-bit) | web browser; self-hosted locally with Docker or Podman |
| File import and export | Explorer imports RSDOC, RSDOCX, DSPCB IDF, TXT, JPG, BMP, PNG; exports RSDOCX, STL, OBJ, 3D PDF. Creator/Engineer also import OBJ, SKP, DXF, DWG, STEP, IGES, AVI, WMV, MKV; export AMF, DXF, DWG, STEP, IGES, GLB/GLTF, OBJ, VDB, 3D PDF, SKP, STL, XAML, JPG, PNG. | STEP, STL, 3MF, BREP, FreeCAD .FCStd, DXF, SVG, .cadjson |
| Parametric modeling | Yes | |
| Modeling dimension | 2D and 3D | |
| Direct modeling | Yes | |
| File format support | STEP, IGES, STL, DXF |
Listed together in Best 3D CAD Software